算法Sedgewick第四版-第1章基础-019一Scanner的用法

 package algorithms.fundamentals001;
 
 import java.util.Locale;
 import java.util.Scanner;
 
 import algorithms.util.StdIn;
 
 public class IsEquals {
 
     // assume Unicode UTF-8 encoding
     private static final String CHARSET_NAME = "UTF-8";
 
     // assume language = English, country = US for consistency with System.out.
     private static final Locale LOCALE = Locale.US;
 
     private static Scanner scanner;
     // do this once when StdIn is initialized
     static {
         resync();
     }
     /**
      * If StdIn changes, use this to reinitialize the scanner.
      */
     private static void resync() {
         setScanner(new Scanner(new java.io.BufferedInputStream(System.in), CHARSET_NAME));
     }
 
     private static void setScanner(Scanner scanner) {
         IsEquals.scanner = scanner;
         IsEquals.scanner.useLocale(LOCALE);
     }
 
     public static void main(String[] args) {
 //        int a = scanner.nextInt();
 //        int b = scanner.nextInt();
 //        int c = scanner.nextInt();
 //        System.out.println(a==b && b==c);
         double a = scanner.nextDouble();
         double b = scanner.nextDouble();
         System.out.println((a > 0.0 && a < 1.0) && (b > 0.0 && b < 1.0));
     }
 }